Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
16th December 2008
- 1Simultaneous Equations3 marks
4 teas and 2 cakes cost £7.30. 2 teas and 5 cakes cost £10.25. Find the price of a tea.
- 2Compound Interest and Depreciation3 marks
£4800 is invested at 4% compound interest per year. Work out the value after 2 years, to the nearest penny.
- 3Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 4. The smaller has an area of 9 cm^2. Work out the area of the larger.
- 4Probability (Higher)3 marks
A biased coin lands on heads with probability 0.15. It is thrown 50 times. How many heads would you expect?
- 5Frequency Trees3 marks
160 people were surveyed. 40 were adults, of whom 15 said yes. 50 of the children said yes. How many said yes altogether?
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